345034100 has 36 divisors (see below), whose sum is σ = 750100428. Its totient is φ = 137760000.

The previous prime is 345034093. The next prime is 345034103. The reversal of 345034100 is 1430543.

It can be written as a sum of positive squares in 6 ways, for example, as 708964 + 344325136 = 842^2 + 18556^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345034103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57230 + ... + 62970.

It is an arithmetic number, because the mean of its divisors is an integer number (20836123).

Almost surely, 2^345034100 is an apocalyptic number.

It is an amenable number.

345034100 is an abundant number, since it is smaller than the sum of its proper divisors (405066328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345034100 is a wasteful number, since it uses less digits than its factorization.

345034100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6356 (or 6349 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 345034100 is about 18575.0935394684. The cubic root of 345034100 is about 701.3810151294.

Adding to 345034100 its reverse (1430543), we get a palindrome (346464643).

The spelling of 345034100 in words is "three hundred forty-five million, thirty-four thousand, one hundred".